Ümüt Çınar was a Turkish linguist who specialized in plant and animal names (archived homepage). He also investigated connections between Turkic and Eskimo-Aleut languages (see "The Turkic Tracks in an Eskimo Language 2010"). He contributed to the Turkish Wikipedia, English Wikipedia, and several Wikipedia projects, starting in 2010. He created over 2,000 articles on the Turkish Wikipedia. On the English Wikipedia, his article creations include Rheum ribes (Syrian rhubarb), Tanana Athabaskans, and Yupʼik dance. He died after a brief illness on July 16, 2024. He was 59 years old.

Vinícius Medina Kern was a Brazilian professor, who had been working in the Department of Information Science at the Federal University of Santa Catarina since August 2010. He made significant scholarly contributions to the fields of Wikimedia and education, including his article "A Wikipédia como fonte de informação de referência: avaliação e perspectivas", which examines the quality and relevance of scientific contributions to Wikimedia projects. He was also an active participant in the Brazilian network focused on Wikipedia and education, having presented on this engagement during a workshop for wiki educators in 2021. Vinícius Medina Kern passed away on August 6, 2024, also at the age of 59.